6Andersson A, Bergdahl L, Boquist L, et al. Primary Carcinoma of the Appendix[ J]. Ann Surg, 1976,183 ( 1 ) : 53 -57.
7McCusker M E,Cote T R, Clegg L X, et al. Primary ma- lignant neoplasms of the appendix: a population-based study from the surveillance, epidemiology and end-results program, 1973-1998 [ J ]. Cancer, 2002,94 ( 12 ) : 3307- 3312.
